I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...
Maxim Integrated Products Inc. introduces the MAX44000, a digital ambient-light and infrared proximity sensor that detects light like a human eye. Designed using the company's proprietary BiCMOS ...
Vishay’s VCNL4100 is an IR proximity sensor that works up to 1m, and includes an ambient light sensor. Inside, it combines an infra-red (940nm) emitter, photo detectors for proximity and ambient light ...